Product Description of Gens Ace O-GTC4S8500-60X9 G-Tech 4S 8500mAh 60C LiPo battery with XT90 connector 

The Gens Ace O-GTC4S8500-60X9 G-Tech 4S 8500mAh 60C LiPo battery with XT90 connector is a high-performance hardcase pack engineered for 1/5 and 1/8 scale RC trucks like the Traxxas X-Maxx and ARRMA Kraton 8S. With a 14.8V 4S configuration and a true 60C discharge rate, this battery delivers consistent torque, rapid acceleration, and stable voltage across demanding terrain. Its rugged PC shell provides impact resistance and secure tray fitment, while the integrated G-Tech chip enables automatic battery recognition and smart charging via G-Tech Eco Smart Chargers. Designed for bashing, racing, and freestyle driving, this pack combines intelligent power management, durable construction, and extended runtime to elevate your RC experience.

Key features of the Gens Ace O-GTC4S8500-60X9

• 60C true discharge rate – supports high-current output for aggressive throttle response
• Hardcase PC shell – enhances durability and tray grip for off-road stability
• G-Tech chip integration – enables automatic battery recognition and smart charger communication
• Universal G-Tech balance connector – streamlines charging and enhances compatibility
• Auto Charge Technology – eliminates manual setup for plug-and-play charging
• Electronics-free design – prevents parasitic drain and preserves battery power
• XT90 connector – provides secure, high-current discharge interface for brushless ESC systems
• 8500mAh capacity – supports extended bashing sessions and consistent voltage delivery

Why is this battery ideal for RC bashers and track builds?

The Gens Ace O-GTC4S8500-60X9 smart HV LiPo pack for Traxxas X-Maxx and ARRMA Kraton 8S delivers the perfect balance of power, weight, and durability for high-performance RC platforms. Its 60C discharge rate ensures responsive acceleration and torque, while the 8500mAh capacity supports longer run times without voltage sag. The hardcase design protects against impact and vibration, making it ideal for rough terrain and competitive track use.

How does the G-Tech chip improve charging safety and convenience?

The Gens Ace O-GTC4S8500-60X9 with G-Tech chip, auto charge, and universal balance connector includes a built-in ID chip that communicates directly with G-Tech Eco Smart Chargers. This chip automatically relays battery specifications and chemistry, allowing the charger to apply optimal parameters without manual input. This plug-and-play functionality reduces setup time, prevents user error, and ensures safe, efficient charging—especially useful for users managing multiple packs in fast-paced environments.

What makes this battery the best upgrade for 4S HV systems?

The Gens Ace Reaction-grade battery with 60C true rate and optimized tray fitment combines intelligent charging, rugged construction, and high-capacity output to deliver a premium power solution for RC enthusiasts. Its hardcase shell, G-Tech integration, and XT90 connector work together to optimize energy delivery, safety, and durability. For users seeking the best Gens Ace upgrade for 4S HV systems with high acceleration and stable voltage, this battery offers unmatched performance and reliability.

For RC drivers looking to maximize torque, runtime, and smart charging efficiency across 1/5 and 1/8 scale platforms, the Gens Ace O-GTC4S8500-60X9 G-Tech 4S 8500mAh 60C LiPo battery with XT90 connector is the affordable Gens Ace 8500mAh 4S battery with XT90 connector and rugged hardcase design. Buy Gens Ace O-GTC4S8500-60X9 battery for 1/5 and 1/8 scale RC trucks and bashers.

Technical Specifications of Gens Ace O-GTC4S8500-60X9 G-Tech 4S 8500mAh 60C LiPo battery with XT90 connector 

Brand, Model and Product Type

• Brand: Gens Ace
• Model: O-GTC4S8500-60X9
• Product Type: Gens Ace O-GTC4S8500-60X9 G-Tech 4S 8500mAh 60C LiPo battery with XT90 connector, Gens Ace O-GTC4S8500-60X9 smart HV LiPo pack for Traxxas X-Maxx and ARRMA Kraton 8S, Gens Ace O-GTC4S8500-60X9 14.8V hardcase battery with PC shell and high discharge rate, Gens Ace O-GTC4S8500-60X9 with G-Tech chip, auto charge, and universal balance connector, Gens Ace Reaction-grade battery with 60C true rate and optimized tray fitment

Dimensions

• Length: 16.4 cm – optimized for 1/5 and 1/8 scale RC battery trays
• Width: 4.8 cm – compact profile for secure mounting and airflow
• Height: 4.2 cm – low-rise format for aerodynamic integration
• Weight: 691 g – ideal balance of power and agility for RC track performance

Electrical Specifications

• Battery Type: LiPo HV (High Voltage Lithium Polymer)
• Voltage: 14.8V – 4S configuration for high-torque brushless systems
• Capacity: 8500mAh – supports extended bashing sessions and consistent output
• Discharge Rate: 60C – delivers stable current for high-acceleration RC platforms

Connector & Wiring

• Main Discharge Plug: XT90 – factory-installed for secure, high-current interface
• Balance Connector: Universal G-Tech balance connector – JST male format with additional smart pin

Construction & Design Features

• Case Type: Hardcase – PC shell for impact resistance and rugged durability
• G-Tech Chip Integration: Yes – enables automatic battery recognition and smart charger communication
• Auto Charge Technology: Yes – supports plug-and-play charging with G-Tech Eco Smart Chargers
• Electronics-Free Design: Yes – prevents parasitic drain and preserves stored energy
• Internal Resistance: Low – ensures voltage stability and thermal control during discharge

Application Compatibility

• Platform Suitability: Compatible with Traxxas X-Maxx, ARRMA Kraton 8S, and other 1/5 and 1/8 scale RC trucks

What’s in the Box

• (1) Gens Ace O-GTC4S8500-60X9 4S HV 14.8V 8500mAh 60C Hardcase LiPo Battery with XT90 Connector

What You Require

• Compatible ESC system with 4S HV input and XT90 connector support
• G-Tech Eco Smart Charger for automatic recognition or standard LiPo charger for manual setup

We want to make sure your delivery goes smoothly, so here are some important details about our service:

• For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
• Most of our products include delivery in the price. If your order is under £90, a small delivery fee will apply but do not worry this will always be clearly shown at checkout before you complete your purchase.
• Depending on what you choose at checkout, your order will usually be delivered either the next working day or within 2 working days. For next day delivery please place your order before 2:00pm. Orders are dispatched Monday to Friday only. Some items may take a little longer and if that is the case we will always show the expected delivery time on the product page.
• If your order includes items with different dispatch times we will normally wait and send everything together once all items are in stock. If one of the items is going to take a while we will give you the choice either wait for everything to arrive or let us send the available items now and deliver the rest later. It is up to you.
• We use trusted delivery partners to make sure your order gets to you safely and on time. We use DPD for next working day deliveries and Royal Mail for the 2 day option.
• As soon as your order is on its way we will send you a tracking number by email. If you provide your mobile number at checkout we will also send delivery updates straight to your phone so you can keep an eye on progress.
• If a product is marked as "Dispatched within 3 working days" delivery usually takes around 3 to 5 working days from when your order is placed.
• For customers in Inverness and other parts of the Scottish Highlands deliveries can take up to 2 working days even if you select next day delivery as couriers do not currently offer a guaranteed next day service to those areas.